Breakouts:

site type timestamp offset
S046-06-S0025 velocity 2014-07-10 23:00:00 1.51
S046-06-S0025 velocity 2014-07-22 17:00:00 0.03
USE-0020 velocity 2014-07-14 12:00:00 -0.17
USE-0020 velocity 2014-07-24 14:00:00 0.17
USE-0020 velocity 2014-08-10 03:00:00 -0.01

Appendix: A complete list of monitored sites